12278025

素因数分解:

$3^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:490

約数の個数: 36

約数和(自身を含む): 22182732

約数和(自身を除く): 9904707

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 197, 225, 277, 591, 831, 985, 1385, 1773, 2493, 2955, 4155, 4925, 6925, 8865, 12465, 14775, 20775, 44325, 54569, 62325, 163707, 272845, 491121, 818535, 1364225, 2455605, 4092675, 12278025]

約数ペア:

[(1, 12278025), (3, 4092675), (5, 2455605), (9, 1364225), (15, 818535), (25, 491121), (45, 272845), (75, 163707), (197, 62325), (225, 54569), (277, 44325), (591, 20775), (831, 14775), (985, 12465), (1385, 8865), (1773, 6925), (2493, 4925), (2955, 4155)]